- Stroud , Barry . 1984 . The Significance of Philosophical Scepticism. , xiv + 277 Oxford : Clarendon Press . pb £6.95
Notes
- Wittgenstein . 1969 . On Certainty , 676 Oxford : Blackwell .
- Beck , Lewis White . 1965 . The Metaphysics of Descartes , Oxford : Clarendon Press .